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    SC6136A is the audio coding/decoding SoC IC with integrated USB/SD/CD interfaces, featuring low cost, low power dissipation, high performance and high integration, with dual-core structure formed by low power dissipation MCU and high performance RISC.

    Main feature

    Architecture

    • Dual-core structure formed by low power dissipation 8-bit MCU and high performance 32-bit RISC

    • Performance of MCU core is 4 times better than traditional 51, the instruction set is compatible with traditional MCS-51 instruction set.

    • CACHE+SPI structure , improves SPI flash access efficiency;

    • MCU can control read-write of SPI flash when the Cache is locked;

    • Internal RAM of MCU is 256 bytes, external RAM is 2K+512 bytes, the instruction space can be expanded to 8M byte through SPI flash,

    • The built-in confidential storage unit supports program encryption in SPI flash;

    • High-performance 32-bit RISC core, 6-level pipelines.

    • Harvard Cache architecture with separate 8KB Instruction and Data Cache, single-cycle multiplication/accumulation operations, on-chip debugging (OCD) supported ;

    • 32-bit instruction and data space, with MMU function, operating system supported; 

    Servo

    • Integrated RF Amp, servo control and CDDA/CDROM decoder.

    • Disc format:

    • CD/CD-R/CD-RW physical formats;

    • CD-DA, CDROM, and CDROMXA data formats;

    • CD-TEXT function;

    • Applications:

    • Accessing from CLV 4X speed optical pickup unit;

    • Electronic shock proof function;

    • CD transcription for record while playing; 

    Clock & Power Manager

    • External 32.768KHz and 12MHz oscillators;

    • Built-in MCU PLL with 32.768KHz reference clock and System PLL12MHz reference clock, Audio PLL and USB PLL;

    • Clock frequency division control, MCU is able to work at 9-level frequencies in range of 32.768KHz ~ 24MHz, while RISC at 15-level frequencies in range of 30MHz ~ 162MHz.

    • Single 3.3V power supply, built-in DC-DC and LDO modules, provided to RISC and MCU cores.

    • RTC separately powered, with calendar function, 256-byte RAM which can save information when the main circuit is power failure.

    • Multi low-power operating modes supported, such as stop mode. 

    Memory Controller

    • Integrated 32KB OTP, used for program running, Rom data protection.

    • SPI flash controller.

    • SPI flash 1/2-wire modes;

    • Firmware in SPI flash able to be upgraded, can starting program from SPI flash;

    • MCU program is able to be run in SPI flash, debugging code downloadable; 

    • SDRAM controller.

    • High-efficiency SDRAM Interface supports operation with 16-bit data.

    • Supporting SDRAM low-power modes, such as self-refresh, power down, etc.

    • Packaged with SDRAM die of 1M*16-bit; 

    Peripherals

    • On-chip USB full/low speed controller, support host/device mode.

    • 5 endpoints, three of which are of INOUT type;

    • Integrated DMA , supports real-time transfer, interrupt transfer, bulk transfer, and control transfer

    • Support USB wakeup and suspend;

    • Support USB audio application;

    • Integrated two SD/MMC/SDIO controllers, supporting SD/MMC/SDIO protocol, general SPI supported.

    • Integrated high-speed UART controller.

    • Up to 4Mbps baud rate, with 64-byte buffer, DMA controlled data stream transmission.

    • Integrated two I2S control modules.

    • Supporting sampling rate up to 24 -bit@192KHz;

    • DMA-controlled data stream transmission;

    • Supporting audio 5.1 channel out and 2.0 channel in/out. 

    • Integrated SPDIF output, sampling rate up to 24-bit@96KHz, DMA controlled data stream transmission.

    • Integrated one-channel 18-bit DAC, analog output LINEOUT_R and LINEOUT_L.

    • Integrated I2C host/slave control interfaces;

    • Integrated 4-channel PWM outputs;

    • Integrated 16-bit audio ADC.

    • 3 channels, can be used for MIC input, supporting audio superposition and simple reverberation processing;

    • Supporting saving the coded recorded data to SD or U disc;

    • Integrated 8-channel 10-bit ADC, can be used as keys, supporting MCU wake-up function.

    • Integrated 4*32 segment LCD drive controller.

    • Integrated programmable GPIO, four-grade drive current configurable (2mA/4mA/8mA/24mA), pull-up or open-drain configurable.

    Other

    • Support ADPCM, MP3*, WMA*, LC-AAC*, OGG, FLAC*, APE* decode.

    • Support ADPCM and MP3* encode.

    • Able to embed EQ software.


    Block Diagram

    SC6136A.png

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